Home / 783,332,902.42-1,175,007,545.78-230,645,795.20

Finding the Fourth Proportional to 783,332,902.42, 1,175,007,545.78 and 230,645,795.20

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Solution

The fourth proportional to 783,332,902.42, 1,175,007,545.78 and 230,645,795.20 is: 345,971,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,332,902.42 : 1,175,007,545.78 = 230,645,795.20 : x
  2. Step 2: Convert to fraction form
    783,332,902.42/1,175,007,545.78 = 230,645,795.20/x
  3. Step 3: Cross multiply
    783,332,902.42x = 1,175,007,545.78 × 230,645,795.20
  4. Step 4: Simplify right side
    783,332,902.42x = 271,010,549,758,337,760
  5. Step 5: Solve for x
    x = 271,010,549,758,337,760/783,332,902.42
  6. Step 6: Final answer
    x = 345,971,104.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.